Added GLI for GLM tests

test/external/gli/core/texture_cube.inl

@@ -0,0 +1,70 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// OpenGL Image Copyright (c) 2008 - 2011 G-Truc Creation (www.g-truc.net)
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Created : 2011-04-06
+// Updated : 2011-04-06
+// Licence : This source is under MIT License
+// File    : gli/core/texture_cube.inl
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+namespace gli
+{
+	inline textureCube::textureCube()
+	{}
+
+	inline textureCube::textureCube
+	(
+		level_type const & Levels
+	)
+	{
+		this->Faces.resize(FACE_MAX);
+		for(textureCube::size_type i = 0; i < FACE_MAX; ++i)
+			this->Faces[i].resize(Levels);
+	}
+
+	inline textureCube::~textureCube()
+	{}
+
+	inline texture2D & textureCube::operator[] 
+	(
+		face_type const & Face
+	)
+	{
+		return this->Faces[Face];
+	}
+
+	inline texture2D const & textureCube::operator[] 
+	(
+		face_type const & Face
+	) const
+	{
+		return this->Faces[Face];
+	}
+
+	inline bool textureCube::empty() const
+	{
+		return this->Faces.size() == 0;
+	}
+
+	inline textureCube::format_type textureCube::format() const
+	{
+		return this->Faces.empty() ? FORMAT_NULL : this->Faces[0].format();
+	}
+
+	inline textureCube::level_type textureCube::levels() const
+	{
+		if(this->empty())
+			return 0;
+		return this->Faces[POSITIVE_X].levels();
+	}
+
+	inline void textureCube::resize
+	(
+		level_type const & Levels
+	)
+	{
+		for(textureCube::size_type i = 0; i < FACE_MAX; ++i)
+			this->Faces[i].resize(Levels);
+	}
+
+}//namespace gli